<template>
  <div class="icons">
  <swiper >
   <swiper-slide v-for="(page,index) of pages" :key="index">
     <div class="icon" v-for="item in page" :key="item.id">
       <div class="icon-img">
        <img class="icon-imgcontent" :src='item.imgUrl'>
        <p class="icon-desc">{{item.desc}}</p>
       </div>
     </div>
     </swiper-slide>
    </swiper>
   </div>
</template>
<script>
export default {
  name: 'HomeIcons',
  props: {
    list: Array
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = []
        }
        pages[page].push(item)
      })
      return pages
    }
  }
}
</script>
<style lang="stylus" scoped>
@import '~styles/mixins.styl'
.icons >>> .swiper-container
  heigth: 0
  padding-buttom: 50%
.icons
  margin-top: .1rem
 .icon
  position: relative
  overflow: hidden
  float: left
  width: 25%
  height: 0
  padding-bottom: 25%
  .icon-img
    position: absolute
    top: 0
    left: 0
    right: 0
    bottom: .44rem
    box-sizing: border-box
    padding: .1rem
  .icon-imgcontent
    display: block
    margin: 0 auto
    height: 100%
  .icon-desc
    position: absolute
    left: 0
    right: 0
    bottom: 0
    height: .35rem
    line-height: .5rem
    text-align: center
    color: #333
    sllipsis()
</style>
